Commit 0e39e01c authored by Jean Delvare's avatar Jean Delvare Committed by Greg Kroah-Hartman
Browse files

hwmon: Fix unchecked return status, batch 4 



hwmon: Fix unchecked return status, batch 4

Fix up some hwmon drivers so that they no longer ignore return status
from device_create_file().

Note: f71805f actually checked the status from device_create_file
already. However it did not remove the files on device destruction.
It was also an opportunity to use sysfs_create/remove_group instead
of hand-made loops. This makes the changes much more important but
I think the result is worth it.

Signed-off-by: default avatarJean Delvare <khali@linux-fr.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 681c6f7a

drivers/hwmon/f71805f.c

+203 −121
Original line number Diff line number Diff line
@@ -31,6 +31,7 @@ 
#include <linux/hwmon-sysfs.h>

#include <linux/err.h>

#include <linux/mutex.h>

#include <linux/sysfs.h>

#include <asm/io.h>



static struct platform_device *pdev;
@@ -593,104 +594,189 @@ static ssize_t show_name(struct device *dev, struct device_attribute 
	return sprintf(buf, "%s\n", data->name);

}



static struct device_attribute f71805f_dev_attr[] = {

	__ATTR(in0_input, S_IRUGO, show_in0, NULL),

	__ATTR(in0_max, S_IRUGO| S_IWUSR, show_in0_max, set_in0_max),

	__ATTR(in0_min, S_IRUGO| S_IWUSR, show_in0_min, set_in0_min),

	__ATTR(alarms_in, S_IRUGO, show_alarms_in, NULL),

	__ATTR(alarms_fan, S_IRUGO, show_alarms_fan, NULL),

	__ATTR(alarms_temp, S_IRUGO, show_alarms_temp, NULL),

	__ATTR(name, S_IRUGO, show_name, NULL),

static DEVICE_ATTR(in0_input, S_IRUGO, show_in0, NULL);

static DEVICE_ATTR(in0_max, S_IRUGO| S_IWUSR, show_in0_max, set_in0_max);

static DEVICE_ATTR(in0_min, S_IRUGO| S_IWUSR, show_in0_min, set_in0_min);

static SENSOR_DEVICE_ATTR(in1_input, S_IRUGO, show_in, NULL, 1);

static SENSOR_DEVICE_ATTR(in1_max, S_IRUGO | S_IWUSR,

			  show_in_max, set_in_max, 1);

static SENSOR_DEVICE_ATTR(in1_min, S_IRUGO | S_IWUSR,

			  show_in_min, set_in_min, 1);

static SENSOR_DEVICE_ATTR(in2_input, S_IRUGO, show_in, NULL, 2);

static SENSOR_DEVICE_ATTR(in2_max, S_IRUGO | S_IWUSR,

			  show_in_max, set_in_max, 2);

static SENSOR_DEVICE_ATTR(in2_min, S_IRUGO | S_IWUSR,

			  show_in_min, set_in_min, 2);

static SENSOR_DEVICE_ATTR(in3_input, S_IRUGO, show_in, NULL, 3);

static SENSOR_DEVICE_ATTR(in3_max, S_IRUGO | S_IWUSR,

			  show_in_max, set_in_max, 3);

static SENSOR_DEVICE_ATTR(in3_min, S_IRUGO | S_IWUSR,

			  show_in_min, set_in_min, 3);

static SENSOR_DEVICE_ATTR(in4_input, S_IRUGO, show_in, NULL, 4);

static SENSOR_DEVICE_ATTR(in4_max, S_IRUGO | S_IWUSR,

			  show_in_max, set_in_max, 4);

static SENSOR_DEVICE_ATTR(in4_min, S_IRUGO | S_IWUSR,

			  show_in_min, set_in_min, 4);

static SENSOR_DEVICE_ATTR(in5_input, S_IRUGO, show_in, NULL, 5);

static SENSOR_DEVICE_ATTR(in5_max, S_IRUGO | S_IWUSR,

			  show_in_max, set_in_max, 5);

static SENSOR_DEVICE_ATTR(in5_min, S_IRUGO | S_IWUSR,

			  show_in_min, set_in_min, 5);

static SENSOR_DEVICE_ATTR(in6_input, S_IRUGO, show_in, NULL, 6);

static SENSOR_DEVICE_ATTR(in6_max, S_IRUGO | S_IWUSR,

			  show_in_max, set_in_max, 6);

static SENSOR_DEVICE_ATTR(in6_min, S_IRUGO | S_IWUSR,

			  show_in_min, set_in_min, 6);

static SENSOR_DEVICE_ATTR(in7_input, S_IRUGO, show_in, NULL, 7);

static SENSOR_DEVICE_ATTR(in7_max, S_IRUGO | S_IWUSR,

			  show_in_max, set_in_max, 7);

static SENSOR_DEVICE_ATTR(in7_min, S_IRUGO | S_IWUSR,

			  show_in_min, set_in_min, 7);

static SENSOR_DEVICE_ATTR(in8_input, S_IRUGO, show_in, NULL, 8);

static SENSOR_DEVICE_ATTR(in8_max, S_IRUGO | S_IWUSR,

			  show_in_max, set_in_max, 8);

static SENSOR_DEVICE_ATTR(in8_min, S_IRUGO | S_IWUSR,

			  show_in_min, set_in_min, 8);



static SENSOR_DEVICE_ATTR(fan1_input, S_IRUGO, show_fan, NULL, 0);

static SENSOR_DEVICE_ATTR(fan1_min, S_IRUGO | S_IWUSR,

			  show_fan_min, set_fan_min, 0);

static SENSOR_DEVICE_ATTR(fan2_input, S_IRUGO, show_fan, NULL, 1);

static SENSOR_DEVICE_ATTR(fan2_min, S_IRUGO | S_IWUSR,

			  show_fan_min, set_fan_min, 1);

static SENSOR_DEVICE_ATTR(fan3_input, S_IRUGO, show_fan, NULL, 2);

static SENSOR_DEVICE_ATTR(fan3_min, S_IRUGO | S_IWUSR,

			  show_fan_min, set_fan_min, 2);



static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, show_temp, NULL, 0);

static SENSOR_DEVICE_ATTR(temp1_max, S_IRUGO | S_IWUSR,

		    show_temp_max, set_temp_max, 0);

static SENSOR_DEVICE_ATTR(temp1_max_hyst, S_IRUGO | S_IWUSR,

		    show_temp_hyst, set_temp_hyst, 0);

static SENSOR_DEVICE_ATTR(temp1_type, S_IRUGO, show_temp_type, NULL, 0);

static SENSOR_DEVICE_ATTR(temp2_input, S_IRUGO, show_temp, NULL, 1);

static SENSOR_DEVICE_ATTR(temp2_max, S_IRUGO | S_IWUSR,

		    show_temp_max, set_temp_max, 1);

static SENSOR_DEVICE_ATTR(temp2_max_hyst, S_IRUGO | S_IWUSR,

		    show_temp_hyst, set_temp_hyst, 1);

static SENSOR_DEVICE_ATTR(temp2_type, S_IRUGO, show_temp_type, NULL, 1);

static SENSOR_DEVICE_ATTR(temp3_input, S_IRUGO, show_temp, NULL, 2);

static SENSOR_DEVICE_ATTR(temp3_max, S_IRUGO | S_IWUSR,

		    show_temp_max, set_temp_max, 2);

static SENSOR_DEVICE_ATTR(temp3_max_hyst, S_IRUGO | S_IWUSR,

		    show_temp_hyst, set_temp_hyst, 2);

static SENSOR_DEVICE_ATTR(temp3_type, S_IRUGO, show_temp_type, NULL, 2);



static SENSOR_DEVICE_ATTR(in0_alarm, S_IRUGO, show_alarm, NULL, 0);

static SENSOR_DEVICE_ATTR(in1_alarm, S_IRUGO, show_alarm, NULL, 1);

static SENSOR_DEVICE_ATTR(in2_alarm, S_IRUGO, show_alarm, NULL, 2);

static SENSOR_DEVICE_ATTR(in3_alarm, S_IRUGO, show_alarm, NULL, 3);

static SENSOR_DEVICE_ATTR(in4_alarm, S_IRUGO, show_alarm, NULL, 4);

static SENSOR_DEVICE_ATTR(in5_alarm, S_IRUGO, show_alarm, NULL, 5);

static SENSOR_DEVICE_ATTR(in6_alarm, S_IRUGO, show_alarm, NULL, 6);

static SENSOR_DEVICE_ATTR(in7_alarm, S_IRUGO, show_alarm, NULL, 7);

static SENSOR_DEVICE_ATTR(in8_alarm, S_IRUGO, show_alarm, NULL, 8);

static SENSOR_DEVICE_ATTR(temp1_alarm, S_IRUGO, show_alarm, NULL, 11);

static SENSOR_DEVICE_ATTR(temp2_alarm, S_IRUGO, show_alarm, NULL, 12);

static SENSOR_DEVICE_ATTR(temp3_alarm, S_IRUGO, show_alarm, NULL, 13);

static SENSOR_DEVICE_ATTR(fan1_alarm, S_IRUGO, show_alarm, NULL, 16);

static SENSOR_DEVICE_ATTR(fan2_alarm, S_IRUGO, show_alarm, NULL, 17);

static SENSOR_DEVICE_ATTR(fan3_alarm, S_IRUGO, show_alarm, NULL, 18);

static DEVICE_ATTR(alarms_in, S_IRUGO, show_alarms_in, NULL);

static DEVICE_ATTR(alarms_fan, S_IRUGO, show_alarms_fan, NULL);

static DEVICE_ATTR(alarms_temp, S_IRUGO, show_alarms_temp, NULL);



static DEVICE_ATTR(name, S_IRUGO, show_name, NULL);



static struct attribute *f71805f_attributes[] = {

	&dev_attr_in0_input.attr,

	&dev_attr_in0_max.attr,

	&dev_attr_in0_min.attr,

	&sensor_dev_attr_in1_input.dev_attr.attr,

	&sensor_dev_attr_in1_max.dev_attr.attr,

	&sensor_dev_attr_in1_min.dev_attr.attr,

	&sensor_dev_attr_in2_input.dev_attr.attr,

	&sensor_dev_attr_in2_max.dev_attr.attr,

	&sensor_dev_attr_in2_min.dev_attr.attr,

	&sensor_dev_attr_in3_input.dev_attr.attr,

	&sensor_dev_attr_in3_max.dev_attr.attr,

	&sensor_dev_attr_in3_min.dev_attr.attr,

	&sensor_dev_attr_in4_input.dev_attr.attr,

	&sensor_dev_attr_in4_max.dev_attr.attr,

	&sensor_dev_attr_in4_min.dev_attr.attr,

	&sensor_dev_attr_in5_input.dev_attr.attr,

	&sensor_dev_attr_in5_max.dev_attr.attr,

	&sensor_dev_attr_in5_min.dev_attr.attr,

	&sensor_dev_attr_in6_input.dev_attr.attr,

	&sensor_dev_attr_in6_max.dev_attr.attr,

	&sensor_dev_attr_in6_min.dev_attr.attr,

	&sensor_dev_attr_in7_input.dev_attr.attr,

	&sensor_dev_attr_in7_max.dev_attr.attr,

	&sensor_dev_attr_in7_min.dev_attr.attr,

	&sensor_dev_attr_in8_input.dev_attr.attr,

	&sensor_dev_attr_in8_max.dev_attr.attr,

	&sensor_dev_attr_in8_min.dev_attr.attr,



	&sensor_dev_attr_temp1_input.dev_attr.attr,

	&sensor_dev_attr_temp1_max.dev_attr.attr,

	&sensor_dev_attr_temp1_max_hyst.dev_attr.attr,

	&sensor_dev_attr_temp1_type.dev_attr.attr,

	&sensor_dev_attr_temp2_input.dev_attr.attr,

	&sensor_dev_attr_temp2_max.dev_attr.attr,

	&sensor_dev_attr_temp2_max_hyst.dev_attr.attr,

	&sensor_dev_attr_temp2_type.dev_attr.attr,

	&sensor_dev_attr_temp3_input.dev_attr.attr,

	&sensor_dev_attr_temp3_max.dev_attr.attr,

	&sensor_dev_attr_temp3_max_hyst.dev_attr.attr,

	&sensor_dev_attr_temp3_type.dev_attr.attr,



	&sensor_dev_attr_in0_alarm.dev_attr.attr,

	&sensor_dev_attr_in1_alarm.dev_attr.attr,

	&sensor_dev_attr_in2_alarm.dev_attr.attr,

	&sensor_dev_attr_in3_alarm.dev_attr.attr,

	&sensor_dev_attr_in4_alarm.dev_attr.attr,

	&sensor_dev_attr_in5_alarm.dev_attr.attr,

	&sensor_dev_attr_in6_alarm.dev_attr.attr,

	&sensor_dev_attr_in7_alarm.dev_attr.attr,

	&sensor_dev_attr_in8_alarm.dev_attr.attr,

	&dev_attr_alarms_in.attr,

	&sensor_dev_attr_temp1_alarm.dev_attr.attr,

	&sensor_dev_attr_temp2_alarm.dev_attr.attr,

	&sensor_dev_attr_temp3_alarm.dev_attr.attr,

	&dev_attr_alarms_temp.attr,

	&dev_attr_alarms_fan.attr,



	&dev_attr_name.attr,

	NULL

};



static struct sensor_device_attribute f71805f_sensor_attr[] = {

	SENSOR_ATTR(in1_input, S_IRUGO, show_in, NULL, 1),

	SENSOR_ATTR(in1_max, S_IRUGO | S_IWUSR,

		    show_in_max, set_in_max, 1),

	SENSOR_ATTR(in1_min, S_IRUGO | S_IWUSR,

		    show_in_min, set_in_min, 1),

	SENSOR_ATTR(in2_input, S_IRUGO, show_in, NULL, 2),

	SENSOR_ATTR(in2_max, S_IRUGO | S_IWUSR,

		    show_in_max, set_in_max, 2),

	SENSOR_ATTR(in2_min, S_IRUGO | S_IWUSR,

		    show_in_min, set_in_min, 2),

	SENSOR_ATTR(in3_input, S_IRUGO, show_in, NULL, 3),

	SENSOR_ATTR(in3_max, S_IRUGO | S_IWUSR,

		    show_in_max, set_in_max, 3),

	SENSOR_ATTR(in3_min, S_IRUGO | S_IWUSR,

		    show_in_min, set_in_min, 3),

	SENSOR_ATTR(in4_input, S_IRUGO, show_in, NULL, 4),

	SENSOR_ATTR(in4_max, S_IRUGO | S_IWUSR,

		    show_in_max, set_in_max, 4),

	SENSOR_ATTR(in4_min, S_IRUGO | S_IWUSR,

		    show_in_min, set_in_min, 4),

	SENSOR_ATTR(in5_input, S_IRUGO, show_in, NULL, 5),

	SENSOR_ATTR(in5_max, S_IRUGO | S_IWUSR,

		    show_in_max, set_in_max, 5),

	SENSOR_ATTR(in5_min, S_IRUGO | S_IWUSR,

		    show_in_min, set_in_min, 5),

	SENSOR_ATTR(in6_input, S_IRUGO, show_in, NULL, 6),

	SENSOR_ATTR(in6_max, S_IRUGO | S_IWUSR,

		    show_in_max, set_in_max, 6),

	SENSOR_ATTR(in6_min, S_IRUGO | S_IWUSR,

		    show_in_min, set_in_min, 6),

	SENSOR_ATTR(in7_input, S_IRUGO, show_in, NULL, 7),

	SENSOR_ATTR(in7_max, S_IRUGO | S_IWUSR,

		    show_in_max, set_in_max, 7),

	SENSOR_ATTR(in7_min, S_IRUGO | S_IWUSR,

		    show_in_min, set_in_min, 7),

	SENSOR_ATTR(in8_input, S_IRUGO, show_in, NULL, 8),

	SENSOR_ATTR(in8_max, S_IRUGO | S_IWUSR,

		    show_in_max, set_in_max, 8),

	SENSOR_ATTR(in8_min, S_IRUGO | S_IWUSR,

		    show_in_min, set_in_min, 8),



	SENSOR_ATTR(temp1_input, S_IRUGO, show_temp, NULL, 0),

	SENSOR_ATTR(temp1_max, S_IRUGO | S_IWUSR,

		    show_temp_max, set_temp_max, 0),

	SENSOR_ATTR(temp1_max_hyst, S_IRUGO | S_IWUSR,

		    show_temp_hyst, set_temp_hyst, 0),

	SENSOR_ATTR(temp1_type, S_IRUGO, show_temp_type, NULL, 0),

	SENSOR_ATTR(temp2_input, S_IRUGO, show_temp, NULL, 1),

	SENSOR_ATTR(temp2_max, S_IRUGO | S_IWUSR,

		    show_temp_max, set_temp_max, 1),

	SENSOR_ATTR(temp2_max_hyst, S_IRUGO | S_IWUSR,

		    show_temp_hyst, set_temp_hyst, 1),

	SENSOR_ATTR(temp2_type, S_IRUGO, show_temp_type, NULL, 1),

	SENSOR_ATTR(temp3_input, S_IRUGO, show_temp, NULL, 2),

	SENSOR_ATTR(temp3_max, S_IRUGO | S_IWUSR,

		    show_temp_max, set_temp_max, 2),

	SENSOR_ATTR(temp3_max_hyst, S_IRUGO | S_IWUSR,

		    show_temp_hyst, set_temp_hyst, 2),

	SENSOR_ATTR(temp3_type, S_IRUGO, show_temp_type, NULL, 2),



	SENSOR_ATTR(in0_alarm, S_IRUGO, show_alarm, NULL, 0),

	SENSOR_ATTR(in1_alarm, S_IRUGO, show_alarm, NULL, 1),

	SENSOR_ATTR(in2_alarm, S_IRUGO, show_alarm, NULL, 2),

	SENSOR_ATTR(in3_alarm, S_IRUGO, show_alarm, NULL, 3),

	SENSOR_ATTR(in4_alarm, S_IRUGO, show_alarm, NULL, 4),

	SENSOR_ATTR(in5_alarm, S_IRUGO, show_alarm, NULL, 5),

	SENSOR_ATTR(in6_alarm, S_IRUGO, show_alarm, NULL, 6),

	SENSOR_ATTR(in7_alarm, S_IRUGO, show_alarm, NULL, 7),

	SENSOR_ATTR(in8_alarm, S_IRUGO, show_alarm, NULL, 8),

	SENSOR_ATTR(temp1_alarm, S_IRUGO, show_alarm, NULL, 11),

	SENSOR_ATTR(temp2_alarm, S_IRUGO, show_alarm, NULL, 12),

	SENSOR_ATTR(temp3_alarm, S_IRUGO, show_alarm, NULL, 13),

static const struct attribute_group f71805f_group = {

	.attrs = f71805f_attributes,

};



static struct sensor_device_attribute f71805f_fan_attr[] = {

	SENSOR_ATTR(fan1_input, S_IRUGO, show_fan, NULL, 0),

	SENSOR_ATTR(fan1_min, S_IRUGO | S_IWUSR,

		    show_fan_min, set_fan_min, 0),

	SENSOR_ATTR(fan1_alarm, S_IRUGO, show_alarm, NULL, 16),

	SENSOR_ATTR(fan2_input, S_IRUGO, show_fan, NULL, 1),

	SENSOR_ATTR(fan2_min, S_IRUGO | S_IWUSR,

		    show_fan_min, set_fan_min, 1),

	SENSOR_ATTR(fan2_alarm, S_IRUGO, show_alarm, NULL, 17),

	SENSOR_ATTR(fan3_input, S_IRUGO, show_fan, NULL, 2),

	SENSOR_ATTR(fan3_min, S_IRUGO | S_IWUSR,

		    show_fan_min, set_fan_min, 2),

	SENSOR_ATTR(fan3_alarm, S_IRUGO, show_alarm, NULL, 18),

static struct attribute *f71805f_attributes_fan[3][4] = {

	{

		&sensor_dev_attr_fan1_input.dev_attr.attr,

		&sensor_dev_attr_fan1_min.dev_attr.attr,

		&sensor_dev_attr_fan1_alarm.dev_attr.attr,

		NULL

	}, {

		&sensor_dev_attr_fan2_input.dev_attr.attr,

		&sensor_dev_attr_fan2_min.dev_attr.attr,

		&sensor_dev_attr_fan2_alarm.dev_attr.attr,

		NULL

	}, {

		&sensor_dev_attr_fan3_input.dev_attr.attr,

		&sensor_dev_attr_fan3_min.dev_attr.attr,

		&sensor_dev_attr_fan3_alarm.dev_attr.attr,

		NULL

	}

};



static const struct attribute_group f71805f_group_fan[3] = {

	{ .attrs = f71805f_attributes_fan[0] },

	{ .attrs = f71805f_attributes_fan[1] },

	{ .attrs = f71805f_attributes_fan[2] },

};



/*
@@ -738,43 +824,35 @@ static int __devinit f71805f_probe(struct platform_device *pdev) 


	platform_set_drvdata(pdev, data);



	data->class_dev = hwmon_device_register(&pdev->dev);

	if (IS_ERR(data->class_dev)) {

		err = PTR_ERR(data->class_dev);

		dev_err(&pdev->dev, "Class registration failed (%d)\n", err);

		goto exit_free;

	}



	/* Initialize the F71805F chip */

	f71805f_init_device(data);



	/* Register sysfs interface files */

	for (i = 0; i < ARRAY_SIZE(f71805f_dev_attr); i++) {

		err = device_create_file(&pdev->dev, &f71805f_dev_attr[i]);

		if (err)

			goto exit_class;

	}

	for (i = 0; i < ARRAY_SIZE(f71805f_sensor_attr); i++) {

		err = device_create_file(&pdev->dev,

					 &f71805f_sensor_attr[i].dev_attr);

		if (err)

			goto exit_class;

	}

	for (i = 0; i < ARRAY_SIZE(f71805f_fan_attr); i++) {

		if (!(data->fan_enabled & (1 << (i / 3))))

	if ((err = sysfs_create_group(&pdev->dev.kobj, &f71805f_group)))

		goto exit_free;

	for (i = 0; i < 3; i++) {

		if (!(data->fan_enabled & (1 << i)))

			continue;

		err = device_create_file(&pdev->dev,

					 &f71805f_fan_attr[i].dev_attr);

		if (err)

			goto exit_class;

		if ((err = sysfs_create_group(&pdev->dev.kobj,

					      &f71805f_group_fan[i])))

			goto exit_remove_files;

	}



	data->class_dev = hwmon_device_register(&pdev->dev);

	if (IS_ERR(data->class_dev)) {

		err = PTR_ERR(data->class_dev);

		dev_err(&pdev->dev, "Class registration failed (%d)\n", err);

		goto exit_remove_files;

	}



	return 0;



exit_class:

	dev_err(&pdev->dev, "Sysfs interface creation failed\n");

	hwmon_device_unregister(data->class_dev);

exit_remove_files:

	sysfs_remove_group(&pdev->dev.kobj, &f71805f_group);

	for (i = 0; i < 3; i++)

		sysfs_remove_group(&pdev->dev.kobj, &f71805f_group_fan[i]);

exit_free:

	platform_set_drvdata(pdev, NULL);

	kfree(data);

exit:

	return err;
@@ -783,9 +861,13 @@ exit: 
static int __devexit f71805f_remove(struct platform_device *pdev)

{

	struct f71805f_data *data = platform_get_drvdata(pdev);

	int i;



	platform_set_drvdata(pdev, NULL);

	hwmon_device_unregister(data->class_dev);

	sysfs_remove_group(&pdev->dev.kobj, &f71805f_group);

	for (i = 0; i < 3; i++)

		sysfs_remove_group(&pdev->dev.kobj, &f71805f_group_fan[i]);

	kfree(data);



	return 0;

drivers/hwmon/lm63.c

+52 −37
Original line number Diff line number Diff line
@@ -46,6 +46,7 @@ 
#include <linux/hwmon.h>

#include <linux/err.h>

#include <linux/mutex.h>

#include <linux/sysfs.h>



/*

 * Addresses to scan
@@ -370,6 +371,42 @@ static SENSOR_DEVICE_ATTR(temp1_max_alarm, S_IRUGO, show_alarm, NULL, 6); 
/* Raw alarm file for compatibility */

static DEVICE_ATTR(alarms, S_IRUGO, show_alarms, NULL);



static struct attribute *lm63_attributes[] = {

	&dev_attr_pwm1.attr,

	&dev_attr_pwm1_enable.attr,

	&sensor_dev_attr_temp1_input.dev_attr.attr,

	&sensor_dev_attr_temp2_input.dev_attr.attr,

	&sensor_dev_attr_temp2_min.dev_attr.attr,

	&sensor_dev_attr_temp1_max.dev_attr.attr,

	&sensor_dev_attr_temp2_max.dev_attr.attr,

	&sensor_dev_attr_temp2_crit.dev_attr.attr,

	&dev_attr_temp2_crit_hyst.attr,



	&sensor_dev_attr_temp2_crit_alarm.dev_attr.attr,

	&sensor_dev_attr_temp2_input_fault.dev_attr.attr,

	&sensor_dev_attr_temp2_min_alarm.dev_attr.attr,

	&sensor_dev_attr_temp2_max_alarm.dev_attr.attr,

	&sensor_dev_attr_temp1_max_alarm.dev_attr.attr,

	&dev_attr_alarms.attr,

	NULL

};



static const struct attribute_group lm63_group = {

	.attrs = lm63_attributes,

};



static struct attribute *lm63_attributes_fan1[] = {

	&sensor_dev_attr_fan1_input.dev_attr.attr,

	&sensor_dev_attr_fan1_min.dev_attr.attr,



	&sensor_dev_attr_fan1_min_alarm.dev_attr.attr,

	NULL

};



static const struct attribute_group lm63_group_fan1 = {

	.attrs = lm63_attributes_fan1,

};



/*

 * Real code

 */
@@ -456,50 +493,26 @@ static int lm63_detect(struct i2c_adapter *adapter, int address, int kind) 
	lm63_init_client(new_client);



	/* Register sysfs hooks */

	data->class_dev = hwmon_device_register(&new_client->dev);

	if (IS_ERR(data->class_dev)) {

		err = PTR_ERR(data->class_dev);

	if ((err = sysfs_create_group(&new_client->dev.kobj,

				      &lm63_group)))

		goto exit_detach;

	if (data->config & 0x04) { /* tachometer enabled */

		if ((err = sysfs_create_group(&new_client->dev.kobj,

					      &lm63_group_fan1)))

			goto exit_remove_files;

	}



	if (data->config & 0x04) { /* tachometer enabled */

		device_create_file(&new_client->dev,

				   &sensor_dev_attr_fan1_input.dev_attr);

		device_create_file(&new_client->dev,

				   &sensor_dev_attr_fan1_min.dev_attr);

		device_create_file(&new_client->dev,

				   &sensor_dev_attr_fan1_min_alarm.dev_attr);

	data->class_dev = hwmon_device_register(&new_client->dev);

	if (IS_ERR(data->class_dev)) {

		err = PTR_ERR(data->class_dev);

		goto exit_remove_files;

	}

	device_create_file(&new_client->dev, &dev_attr_pwm1);

	device_create_file(&new_client->dev, &dev_attr_pwm1_enable);

	device_create_file(&new_client->dev,

			   &sensor_dev_attr_temp1_input.dev_attr);

	device_create_file(&new_client->dev,

			   &sensor_dev_attr_temp2_input.dev_attr);

	device_create_file(&new_client->dev,

			   &sensor_dev_attr_temp2_min.dev_attr);

	device_create_file(&new_client->dev,

			   &sensor_dev_attr_temp1_max.dev_attr);

	device_create_file(&new_client->dev,

			   &sensor_dev_attr_temp2_max.dev_attr);

	device_create_file(&new_client->dev,

			   &sensor_dev_attr_temp2_crit.dev_attr);

	device_create_file(&new_client->dev, &dev_attr_temp2_crit_hyst);



	device_create_file(&new_client->dev,

			   &sensor_dev_attr_temp2_input_fault.dev_attr);

	device_create_file(&new_client->dev,

			   &sensor_dev_attr_temp2_min_alarm.dev_attr);

	device_create_file(&new_client->dev,

			   &sensor_dev_attr_temp1_max_alarm.dev_attr);

	device_create_file(&new_client->dev,

			   &sensor_dev_attr_temp2_max_alarm.dev_attr);

	device_create_file(&new_client->dev,

			   &sensor_dev_attr_temp2_crit_alarm.dev_attr);

	device_create_file(&new_client->dev, &dev_attr_alarms);



	return 0;



exit_remove_files:

	sysfs_remove_group(&new_client->dev.kobj, &lm63_group);

	sysfs_remove_group(&new_client->dev.kobj, &lm63_group_fan1);

exit_detach:

	i2c_detach_client(new_client);

exit_free:
@@ -549,6 +562,8 @@ static int lm63_detach_client(struct i2c_client *client) 
	int err;



	hwmon_device_unregister(data->class_dev);

	sysfs_remove_group(&client->dev.kobj, &lm63_group);

	sysfs_remove_group(&client->dev.kobj, &lm63_group_fan1);



	if ((err = i2c_detach_client(client)))

		return err;

drivers/hwmon/lm83.c

+60 −65
Original line number Diff line number Diff line
@@ -40,6 +40,7 @@ 
#include <linux/hwmon.h>

#include <linux/err.h>

#include <linux/mutex.h>

#include <linux/sysfs.h>



/*

 * Addresses to scan
@@ -234,6 +235,48 @@ static SENSOR_DEVICE_ATTR(temp2_max_alarm, S_IRUGO, show_alarm, NULL, 15); 
/* Raw alarm file for compatibility */

static DEVICE_ATTR(alarms, S_IRUGO, show_alarms, NULL);



static struct attribute *lm83_attributes[] = {

	&sensor_dev_attr_temp1_input.dev_attr.attr,

	&sensor_dev_attr_temp3_input.dev_attr.attr,

	&sensor_dev_attr_temp1_max.dev_attr.attr,

	&sensor_dev_attr_temp3_max.dev_attr.attr,

	&sensor_dev_attr_temp1_crit.dev_attr.attr,

	&sensor_dev_attr_temp3_crit.dev_attr.attr,



	&sensor_dev_attr_temp1_crit_alarm.dev_attr.attr,

	&sensor_dev_attr_temp3_crit_alarm.dev_attr.attr,

	&sensor_dev_attr_temp3_input_fault.dev_attr.attr,

	&sensor_dev_attr_temp3_max_alarm.dev_attr.attr,

	&sensor_dev_attr_temp1_max_alarm.dev_attr.attr,

	&dev_attr_alarms.attr,

	NULL

};



static const struct attribute_group lm83_group = {

	.attrs = lm83_attributes,

};



static struct attribute *lm83_attributes_opt[] = {

	&sensor_dev_attr_temp2_input.dev_attr.attr,

	&sensor_dev_attr_temp4_input.dev_attr.attr,

	&sensor_dev_attr_temp2_max.dev_attr.attr,

	&sensor_dev_attr_temp4_max.dev_attr.attr,

	&sensor_dev_attr_temp2_crit.dev_attr.attr,

	&sensor_dev_attr_temp4_crit.dev_attr.attr,



	&sensor_dev_attr_temp2_crit_alarm.dev_attr.attr,

	&sensor_dev_attr_temp4_crit_alarm.dev_attr.attr,

	&sensor_dev_attr_temp4_input_fault.dev_attr.attr,

	&sensor_dev_attr_temp4_max_alarm.dev_attr.attr,

	&sensor_dev_attr_temp2_input_fault.dev_attr.attr,

	&sensor_dev_attr_temp2_max_alarm.dev_attr.attr,

	NULL

};



static const struct attribute_group lm83_group_opt = {

	.attrs = lm83_attributes_opt,

};



/*

 * Real code

 */
@@ -342,82 +385,32 @@ static int lm83_detect(struct i2c_adapter *adapter, int address, int kind) 
		goto exit_free;



	/*

	 * Initialize the LM83 chip

	 * (Nothing to do for this one.)

	 */



	/* Register sysfs hooks */

	data->class_dev = hwmon_device_register(&new_client->dev);

	if (IS_ERR(data->class_dev)) {

		err = PTR_ERR(data->class_dev);

		goto exit_detach;

	}



	/*

	 * Register sysfs hooks

	 * The LM82 can only monitor one external diode which is

	 * at the same register as the LM83 temp3 entry - so we

	 * declare 1 and 3 common, and then 2 and 4 only for the LM83.

	 */



	device_create_file(&new_client->dev,

			   &sensor_dev_attr_temp1_input.dev_attr);

	device_create_file(&new_client->dev,

			   &sensor_dev_attr_temp3_input.dev_attr);



	device_create_file(&new_client->dev,

			   &sensor_dev_attr_temp1_max.dev_attr);

	device_create_file(&new_client->dev,

			   &sensor_dev_attr_temp3_max.dev_attr);



	device_create_file(&new_client->dev,

			   &sensor_dev_attr_temp1_crit.dev_attr);

	device_create_file(&new_client->dev,

			   &sensor_dev_attr_temp3_crit.dev_attr);



	device_create_file(&new_client->dev,

			   &sensor_dev_attr_temp3_input_fault.dev_attr);

	device_create_file(&new_client->dev,

			   &sensor_dev_attr_temp1_max_alarm.dev_attr);

	device_create_file(&new_client->dev,

			   &sensor_dev_attr_temp3_max_alarm.dev_attr);

	device_create_file(&new_client->dev,

			   &sensor_dev_attr_temp1_crit_alarm.dev_attr);

	device_create_file(&new_client->dev,

			   &sensor_dev_attr_temp3_crit_alarm.dev_attr);

	device_create_file(&new_client->dev, &dev_attr_alarms);

	if ((err = sysfs_create_group(&new_client->dev.kobj, &lm83_group)))

		goto exit_detach;



	if (kind == lm83) {

		device_create_file(&new_client->dev,

				   &sensor_dev_attr_temp2_input.dev_attr);

		device_create_file(&new_client->dev,

				   &sensor_dev_attr_temp4_input.dev_attr);



		device_create_file(&new_client->dev,

				   &sensor_dev_attr_temp2_max.dev_attr);

		device_create_file(&new_client->dev,

				   &sensor_dev_attr_temp4_max.dev_attr);



		device_create_file(&new_client->dev,

				   &sensor_dev_attr_temp2_crit.dev_attr);

		device_create_file(&new_client->dev,

				   &sensor_dev_attr_temp4_crit.dev_attr);



		device_create_file(&new_client->dev,

				&sensor_dev_attr_temp2_input_fault.dev_attr);

		device_create_file(&new_client->dev,

				&sensor_dev_attr_temp4_input_fault.dev_attr);

		device_create_file(&new_client->dev,

				&sensor_dev_attr_temp2_max_alarm.dev_attr);

		device_create_file(&new_client->dev,

				&sensor_dev_attr_temp4_max_alarm.dev_attr);

		device_create_file(&new_client->dev,

				&sensor_dev_attr_temp2_crit_alarm.dev_attr);

		device_create_file(&new_client->dev,

				&sensor_dev_attr_temp4_crit_alarm.dev_attr);

		if ((err = sysfs_create_group(&new_client->dev.kobj,

					      &lm83_group_opt)))

			goto exit_remove_files;

	}



	data->class_dev = hwmon_device_register(&new_client->dev);

	if (IS_ERR(data->class_dev)) {

		err = PTR_ERR(data->class_dev);

		goto exit_remove_files;

	}



	return 0;



exit_remove_files:

	sysfs_remove_group(&new_client->dev.kobj, &lm83_group);

	sysfs_remove_group(&new_client->dev.kobj, &lm83_group_opt);

exit_detach:

	i2c_detach_client(new_client);

exit_free:
@@ -432,6 +425,8 @@ static int lm83_detach_client(struct i2c_client *client) 
	int err;



	hwmon_device_unregister(data->class_dev);

	sysfs_remove_group(&client->dev.kobj, &lm83_group);

	sysfs_remove_group(&client->dev.kobj, &lm83_group_opt);



	if ((err = i2c_detach_client(client)))

		return err;

drivers/hwmon/lm90.c

+42 −41

File changed.

Preview size limit exceeded, changes collapsed.

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